Flying Squirrel :: Flying squirrel () One of a group of squirrels, of the genera Pteromus and Sciuropterus, having parachute-like folds of skin extending from the fore to the hind legs, which enable them to make very long leaps..
Squirrel :: Squirrel (v. i.) Any one of numerous species of small rodents belonging to the genus Sciurus and several allied genera of the family Sciuridae. Squirrels generally have a bushy tail, large erect ears, and strong hind legs. They are commonly arboreal in their habits, but many species live in burrows..